SOLUTION: A plane flies 700 miles against a steady 20-mi/h headwind and then returns, with the wind, to the same point. If the entire trip took 12 hours, what was the speed of the plane in

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A plane flies 700 miles against a steady 20-mi/h headwind and then returns, with the wind, to the same point. If the entire trip took 12 hours, what was the speed of the plane in      Log On